Final answer:
The viable application for the use of ICS in the Central City annual Labor Day celebration, including a parade and fair, would be the planning and organization of the event.
Step-by-step explanation:
The viable application for the use of ICS in the Central City annual Labor Day celebration, including a parade and fair, would be the planning and organization of the event.
ICS, or Incident Command System, is a management system that helps coordinate resources and personnel in response to incidents. It can be used in various situations, including large-scale events like the Labor Day celebration mentioned.
By using ICS, the organizers can establish command structures, assign roles and responsibilities, and coordinate communication and logistics to ensure the smooth execution of the event.